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DRV10974

Texas Instruments
Part Number DRV10974
Manufacturer Texas Instruments
Description 12-V 3-Phase Sensorless BLDC Motor Driver
Published Oct 1, 2019
Detailed Description Product Folder Order Now Technical Documents Tools & Software Support & Community Reference Design DRV10974 SLVSDN...
Datasheet PDF File DRV10974 PDF File

DRV10974
DRV10974

Overview
Product Folder Order Now Technical Documents Tools & Software Support & Community Reference Design DRV10974 SLVSDN2C – JANUARY 2018 – REVISED SEPTEMBER 2018 DRV10974 12-V, Three-Phase, Sensorless BLDC Motor Driver 1 Features •1 Input Voltage Range: 4.
4 V to 18 V • Total Driver H + L rDS(on): 750 mΩ (Typical) at TA = 25°C • Phase Drive Current: 1-A Continuous (1.
5-A Peak) • 180° Sinusoidal Commutation for Optimal Acoustic Performance • Resistor-Configurable Lead Angle • Resistor-Configurable Current Limit • Soft Start With Resistor-Configurable Acceleration Profile • Built-In Current Sense to Eliminate External Current-Sense Resistor • Proprietary Sensorless Control Without Motor Center Tap • Simple User Interface: – One-Pin Configuration for Start-Up – PWM Input Designates Magnitude of Voltage Applied to Motor – Open-Drain FG Output Provides Speed Feedback – Pin for Forward and Reverse Control • Fully Protected: – Motor-Lock Detect and Restart – Overcurrent, Short-Circuit, Overt...


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